. >>> news corp.'s rupert murdoch is back in the headlines as the phone scandal widens. martin fletcher has the latest now from london. martin? >> reporter: hi, natalie, good morning. after the high drama of the past week here, today british police, mediaia, government are all licking their wounds, asking who knew what and when while rupert murdoch is assessing damage to his empire. murdoch looked happy to be home after the grilling by british parliament members. >> welcome home. >> nice left, wendi. nice left. >> the slap heard across the world. as of britain's parliament, the result to get to the bottom. phone hacking scandal, they have a summer recess until september 5, but it isn't over for rupert murdoch by a long shot. >> the long-term effect on news corp. are difficult to see. mistakes were clearly made. it's cost him a lot of money. >> reporter: and it may cost more. calpers, the biggest pension fund in the u.s. called for a reform of news corp., for their support, too, from a bigger outside investor, prince al walal who says the company remains a valuable and long-term investment.